Palettes / Colors / #EFF39B
#EFF39B — Light Vivid Yellow
#EFF39B is a yellow color we call Light Vivid Yellow, closest to the named color PaleGoldenRod (#EEE8AA). It belongs to the yellow family.
Color name
Closest CSS keyword: palegoldenrod (#EEE8AA) — not an exact match. CSS palegoldenrod gives you #EEE8AA, a different color; use #EFF39B when you need this exact shade.
Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.
#EFF39B is a warm yellow color associated with optimism, attention and cheer. It is light enough to work as a background or base color, with darker text on top.
Its strongest partner is its complement #9F9BF3; it also sits naturally between #F3CB9B and #C2F39B. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #EFF39B |
|---|---|
| RGB | 239, 243, 155 |
| HSL | 63°, 79%, 78% |
| HSV | 63°, 36%, 95% |
| CMYK | 2%, 0%, 36%, 5% |
| XYZ | 73.56, 84.82, 43.50 |
| Yxy | 84.82, 0.3644, 0.4201 |
| CIE-Lab | 93.80, -14.23, 42.01 |
| Hunter Lab | 92.10, -13.89, 32.66 |
RGB & CMYK percentages
Red 94% · Green 95% · Blue 61%
Cyan 2% · Magenta 0% · Yellow 36% · Key 5%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
CSS code for #EFF39B
.text { color: #EFF39B; }
.background { background-color: #EFF39B; }
.border { border: 3px solid #EFF39B; }
.text-rgb { color: rgb(239, 243, 155); }
.text-hsl { color: hsl(63, 79%, 78%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFF39B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 243, 155, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFF39B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 243, 155, 0.8); }
HTML: <p style="color:#EFF39B">Text here</p> · <div style="background-color:#EFF39B">Div content here</div>
Shades of #EFF39B
Tints of #EFF39B
Tones of #EFF39B
Color harmonies
Complementary — #9F9BF3:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.17:1 Fails |
|---|---|
| Against black text | 17.96:1 AAA |
Best text color on #EFF39B: #000000.
Semi-transparent (opacity) text on #EFF39B
Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:
Smaller body text shows the effect best.
Blended color: · Contrast against #EFF39B: ·
How #EFF39B looks with color blindness
Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:
Closest design-system colors
The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:
Palettes with a similar color
These palettes use a close neighbour of #EFF39B rather than the exact color:
Similar colors
The closest colors that actually appear in our palette collection — click any to open its page:
Browse neighbouring colors
Frequently asked questions
What color is #EFF39B?
#EFF39B is Light Vivid Yellow, a yellow color (RGB 239, 243, 155). Its closest standard named color is PaleGoldenRod.
What is the RGB and HSL of #EFF39B?
#EFF39B is RGB 239, 243, 155 — HSL 63°, 79%, 78% — CMYK 2%, 0%, 36%, 5%.
What colors go with #EFF39B?
Its complement is #9F9BF3; analogous partners are #F3CB9B and #C2F39B. It also appears in 6+ palettes in our collection.
Can I use #EFF39B for text?
Black text on #EFF39B has a contrast ratio of 17.96:1 (passes WCAG AA); white text gives 1.17:1.